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Sagot :

THEO

Bonsoir,

K = 8x + 5 - (6x + 2)

K = 8x + 5 - 6x - 2

K = 2x + 3

L = 9x - 6 + (-4x + 7)

L = 9x - 6 - 4x + 7

L = 5x + 1

Bonne soirée !

Explications étape par étape

K = 8x + 5 - ( 6x + 2 )

K = 8x + 5 - 6x - 2

K = 2x + 3

L = 9x - 6 + ( - 4x + 7 )

L = 9x - 6 - 4x + 7

L = 5x + 1

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